cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A183899 Number of nondecreasing arrangements of n+3 numbers in 0..4 with each number being the sum mod 5 of three others.

Table of values

n a(n)
1 1
2 5
3 66
4 174
5 329
6 539
7 815
8 1169
9 1614
10 2164
11 2834
12 3640
13 4599
14 5729
15 7049
16 8579
17 10340
18 12354
19 14644
20 17234
21 20149
22 23415
23 27059
24 31109
25 35594
26 40544
27 45990
28 51964
29 58499
30 65629
31 73389
32 81815
33 90944
34 100814
35 111464
36 122934
37 135265
38 148499
39 162679

List of values

[1, 5, 66, 174, 329, 539, 815, 1169, 1614, 2164, 2834, 3640, 4599, 5729, 7049, 8579, 10340, 12354, 14644, 17234, 20149, 23415, 27059, 31109, 35594, 40544, 45990, 51964, 58499, 65629, 73389, 81815, 90944, 100814, 111464, 122934, 135265, 148499, 162679]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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